Common use of FORM OF OFFICER’S CERTIFICATE Clause in Contracts

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Second Amended and Restated Revolving Credit Agreement dated as of November 18, 2014 (the “Credit Agreement”), among Deltic Timber Corporation (the “Borrower”), the Lenders from time to time party thereto, and SunTrust Bank, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(viii) of the Credit Agreement. I, [ ], [ ] of the Borrower, DO HEREBY CERTIFY that:

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Second Amended and Restated Revolving Credit Agreement dated as of November 18December 21, 2014 2006 (the “Credit Agreement”), among Deltic Timber NewMarket Corporation (the “Borrower”), the Lenders lenders from time to time party thereto, and SunTrust Bank, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(viii) of the Credit Agreement. I, [ ], [ ] of the Borrower, DO HEREBY CERTIFY that:.

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Second Amended and Restated Revolving Credit Agreement dated as of November 18March 28, 2014 2008 (the “Credit Agreement”)) among Xxxxxxx, among Deltic Timber Corporation Inc. (the “Borrower”), ) the Lenders from time to time party theretolenders named therein, and SunTrust Bank, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(viii) of the Credit Agreement. I, [ ], [ [Title] of the Borrower, DO HEREBY CERTIFY that:

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Second Amended and Restated Revolving Credit Agreement dated as of November 18May 2, 2014 2013 (the “Credit Agreement”), among Deltic Timber Corporation (the “Borrower”), the Lenders from time to time party thereto, and SunTrust Bank, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(viii) of the Credit Agreement. I, [ ], [ ] of the Borrower, DO HEREBY CERTIFY that:

FORM OF OFFICER’S CERTIFICATE. Reference is made to the Second Amended and Restated Revolving Credit Agreement dated as of November 18, 2014 2006 (the “Credit Agreement”), among Deltic Timber Corporation Bxxxxxx Group Inc. (the “Borrower”), the Lenders from time to time party thereto, and SunTrust Bank, as Administrative Agent. Terms defined in the Credit Agreement are used herein with the same meanings. This certificate is being delivered pursuant to Section 3.1(b)(viii3.1(b)(xiii) of the Credit Agreement. I, [ ], [ ] of the Borrower, DO HEREBY CERTIFY that: